FROM THIS EPISODE

We have reaction to President Obama's announcement Friday that the US will be withdrawing all of its troops from Iraq by year's end. We also discuss the future of Libya in the wake of the killing of Colonel Moammar Gadhafi this week. And amid violent protests in Athens, Greek lawmakers this week adopted strict new austerity measures, including wage and pension cuts and layoffs for some public sector workers, to avert a spiraling debt crisis. Finally, we weigh in on the latest newsfrom the Republican field of presidential candidates. (Guest panelist Chrystia Freeland)

Banner image: President Barack Obama speaks from the briefing room of the White House October 21, 2011 in Washington, DC, announcing that all US troops will leave Iraq before the end of the year. Photo by Win McNamee/Getty Images